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Koichi Matsumura, Mitsuru Kawada, Yoshitaka Uesugi, Yuka Sudo, Katsumi Kondo, Teruo Kitamura: Optically active compounds, liquid crystal compositions comprising said compounds, and liquid crystal optical modulators using said compositions. Takeda Chemical, Hitachi, Antonelli Terry Stout & Kraus, December 6, 1994: US05370821 (6 worldwide citation)

The invention relates to optically active compounds represented by the general formula ##STR1## wherein R.sub.1, R.sub.2, Q.sub.1, Q.sub.2, Q.sub.3, ##STR2## and M are defined as in the specification, methods and intermediates for their preparation, liquid crystal compositions comprising at least on ...


22
Teruo Kitamura, Katsumi Kondo, Yuka Sudo, Koichi Matsumura, Mitsuru Kawada, Yoshihiro Sugihara: Optically active compounds, liquid crystal compositions comprising said compounds, and liquid crystal optical modulators using said compositions. Hitachi, Takeda Chemical, Antonelli Terry Stout & Kraus, October 6, 1992: US05152919 (6 worldwide citation)

The present invention discloses dichiral compounds represented by the general formula ##STR1## (R.sub.1, R.sub.2, R.sub.3, R.sub.4, Q.sub.1, Q.sub.2, Q.sub.3, M and n have the same definitions as in the description portion of the specification), intermediates for preparation of said compounds, liqui ...


23
Hisao Yokokura, Susumu Era, Hidetoshi Abe, Tadao Nakata, Teruo Kitamura, Akio Mukoh: Liquid-crystal compound, liquid crystal composition and liquid crystal display device. Hitachi, Antonelli Terry & Wands, February 24, 1987: US04645305 (5 worldwide citation)

The present liquid crystal compounds are novel ester-type compounds showing a smectic liquid crystal phase and being capable of increasing a dielectric constant anisotropy, represented by the following general formula: R--X.sub.1 --Y.sub.1 --X.sub.2 --Y.sub.2 --NO.sub.2, wherein R is an alkyl group; ...


24
Teruo Kitamura, Katsumi Kondo, Akio Mukoh, Koichi Matsumura, Mitsuru Kawada, Yoshihiro Sugihara: Optically active compound, liquid crystal composition containing said compound, and liquid crystal optical modulator using said composition. Hitachi, Takeda Chemical, Antonelli Terry Stout & Kraus, December 1, 1992: US05167863 (5 worldwide citation)

There are disclosed an optically active compound represented by the general formula: ##STR1## wherein n, R.sub.1, R.sub.2, R.sub.3, R.sub.4, Q.sub.1, Q.sub.2, Q.sub.3, and M are defined as in the detailed explanation, and *-marked carbon atoms are each an asymmetric carbon atom; a liquid crystal com ...


25
Teruo Kitamura: Device for washing human body. Aluvo, Nikaido Marmelstein Murray & Oram, September 21, 1999: US05953770 (5 worldwide citation)

A device for washing a user sitting in or reclining on a wheelchair including an open-bottomed, double-walled housing defining a washing chamber therein and having a top wall opposite the open bottom, opposing side walls, a front wall and a rear opening opposite the front wall. A door is provided fo ...


26
Susumu Era, Kishiro Iwasaki, Hisao Yokokura, Yasuo Hanawa, Katsumi Kondo, Tadao Nakada, Teruo Kitamura, Akio Mukoh: Ferroelectric liquid crystal device. Hitachi, Antonelli Terry Stout & Kraus, June 4, 1991: US05020883 (4 worldwide citation)

A ferroelectric liquid crystal device which comprises at least one pair of counterposed substrates, a ferroelectric liquid crystal material provided between the substrates, means for applying an electric field to the liquid crystal material and provided at the substrates, an alignment-controlling la ...


27
Susumu Era, Hisao Yokokura, Kishiro Iwasaki, Tadao Nakata, Teruo Kitamura, Akio Mukoh: Liquid crystal compound and liquid crystal composition including the same. Hitachi, Antonelli Terry & Wands, March 31, 1987: US04653866 (4 worldwide citation)

A liquid crystal compound of the formula: R.sub.2 --X.sub.1 --Y.sub.1 --C(O)S--Y.sub.2 --Z, wherein R.sub.2 is preferably C.sub.7-14 alkyl; X.sub.1 is --COO-- or --OCO; ##STR1## and Z is --NO.sub.2 or --CN, shows a smectic phase, is large in positive delectric anisotropy and can give a liquid crysta ...


28
Teruo Kitamura: Device for washing human body. Aluvo, Nikaido Marmelstein Murray & Oram, December 7, 1999: US05996140 (3 worldwide citation)

A device for washing a user sitting in or reclining on a wheelchair including an open-bottomed, double-walled housing defining a washing chamber therein and having a top wall opposite the open bottom, opposing side walls, a front wall and a rear opening opposite the front wall. A door is provided fo ...


29
Hidetoshi Abe, Akio Mukoh, Teruo Kitamura, Norimasa Kamezawa, Yasuo Hanawa, Mikio Sato: Liquid crystal display device. Hitachi, Antonelli Terry & Wands, March 29, 1988: US04733949 (2 worldwide citation)

In a liquid crystal display device produced by forming an orientation controlling film on each surface of upper and lower substrates having an electrode, placing a liquid crystal composition between said substrates, and then sealing the periphery of the substrate, the response times, particularly th ...


30
Teruo Kitamura: Device for washing crotch region of patient. Arent Fox Kintner Plotkin & Kahn PLLC, January 2, 2001: US06167578 (1 worldwide citation)

A device for washing the crotch region of a patient, including an air chargeable, double-walled soft cover bag capable of forming a washing chamber for accommodating the crotch region of the patient when air is charged into a space between the double walls. A washing liquid injection nozzle is secur ...